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Adam Redfern

Electronics enthusiast/hobbyist. Follow my twitter for extra content. @AdamRedfern

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This user joined on 04/28/2019.

My Projects

How to make your own power supply using a transformer. Learn about transformers, rectification, smoothing and regulation.

Basic power supply circuit & theory

Make a fan turn on when it reaches a certain temperature.

Fan Temperature controller

Build a circuit that will quickly test AA, AAA, 9 volt & coin cell batteries.

Battery tester

Build yourself an alarm that will sound if the fridge door is left open for too long.

Fridge door alarm

Learn how to build a circuit that will generate a random number when a button is pressed.

Random number generator

I will show you how I build a 3D printed robotic gripper controlled using an Arduino.

Robotic gripper

View all 10 projects

Projects I Like & Follow

Cheap, Small, Open Source Servo Controlled Robot Arm

MeArm - Your Robot

A computer running the BASIC programming language, generating composite video and reading PS/2 keyboard input using a single AVR.

Single Chip AVR BASIC Computer

Hackaday Prize 2019

A low-cost, high-performance bipedal walking robot

Blackbird Bipedal Robot

Previously I made 4-bit CPU, and I would like to follow the progress of human being.

Retro DIY computer project

niftyled is a plugin based open source framework to control LED devices using pixmaps.

niftyled

How to design your own HAT module including ID EEPROM.

Designing a Raspberry Pi HAT

Add a soft-power switch to your Raspberry Pi

Raspberry Pi - PSU

gamaral gamaral

A simple board that lets you use the SPI interface on a Raspberry Pi to program ATMEL AVR microcontrollers.

AVR Programmer for Raspberry Pi

The 2017 Hackaday Prize

Advancing DIY Water Purification with Students & Citizen Scientists Around the Globe.

Coagulator Kit - Season 2

The 2016 Hackaday Prize

Designing hardware is difficult. We Have a hardware platform that generates schematic and layout design files in a typical 10 minutes time.

Simplify Embedded hardware designs

Makarand Kapoor

Monitoring natural gas with Arduino and MQ4 gas sensor

Arduino MQ4 gas sensor - review and tutorial

A computer built around a Atari 2600 (VCS), with a few nifty upgrades, 6502, 64k + 128bytes ram, coprocessor, 77 is getting a rework

Super atari 6502 (A "DIY" 2600 hardware clone...)

The 2017 Hackaday Prize

MFRC522 RFID on ESP8266 featuring WebSocket, JSON, NTP Client, Javascript , SPIFFS

ESP RFID

Building on my RPi Telegraph project, the Arduino Teletype translates characters to baudot code and drives a teletype.

Arduino Teletype

For everyone who wants to develop ATtiny10 on Arduino IDE

ATtiny10 Dev Environment on Arduino IDE

Trying to build my version of AVR TransistorTester

AVR TransistorTester

Alexander Stepanov

Hackaday Prize 2019

1 Name of work - the manufacture of 3D printer for printing filled polymers.

3D printer

The 2018 Hackaday Prize

The blueprint for future exoskeletons

The Exoskeleton Map

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